... 2738,etc 3.Base:LKM,HASCO 4.Cavity:Single/Multi custom injection mold Specifications:1) Suitable for various automotive, electronic, ... induction hardening, carbonadoing, others optional can be as requirements6)Material: iron/aluminum, copper, alloy, carbon steel, 18CrMnTi,20CrMnTi,20Cr,20CrV, ... of Iron, Copper and Aluminum, and so on, with an output of over 1 million pieces per month. custom injection ...